14138491730 has 32 divisors (see below), whose sum is σ = 28032421248. Its totient is φ = 5091350400.

The previous prime is 14138491699. The next prime is 14138491739. The reversal of 14138491730 is 3719483141.

It is not an unprimeable number, because it can be changed into a prime (14138491739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 612611 + ... + 635270.

It is an arithmetic number, because the mean of its divisors is an integer number (876013164).

Almost surely, 2^14138491730 is an apocalyptic number.

14138491730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14138491730 is a deficient number, since it is larger than the sum of its proper divisors (13893929518).

14138491730 is a wasteful number, since it uses less digits than its factorization.

14138491730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248002.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 14138491730 in words is "fourteen billion, one hundred thirty-eight million, four hundred ninety-one thousand, seven hundred thirty".